GDPR applies to company doing business in the EU and/or have customers from the EU. If your app doesn't allow EU users but if your marketing website uses third

GDPR applies to company doing business in the EU and/or have customers from the EU. If your app doesn't allow EU users but if your marketing website uses third party tools such as Google Analytics, email marketing, and you don't block EU users from visiting the marketing website, you may need to have a look at GDPR requirements for compliance.